105 				       unsigned long ea, int nb)  in address_ok()  argument
109 	if (__access_ok(ea, nb, USER_DS))  in address_ok()
218 static nokprobe_inline void do_byte_reverse(void *ptr, int nb)  in do_byte_reverse()  argument
220 	switch (nb) {  in do_byte_reverse()
246 					    unsigned long ea, int nb,  in read_mem_aligned()  argument
252 	switch (nb) {  in read_mem_aligned()
279 static nokprobe_inline int copy_mem_in(u8 *dest, unsigned long ea, int nb,  in copy_mem_in()  argument
285 	for (; nb > 0; nb -= c) {  in copy_mem_in()
287 		if (c > nb)  in copy_mem_in()
288 			c = max_align(nb);  in copy_mem_in()
319 					      unsigned long ea, int nb,  in read_mem_unaligned()  argument
330 	i = IS_BE ? sizeof(unsigned long) - nb : 0;  in read_mem_unaligned()
331 	err = copy_mem_in(&u.b[i], ea, nb, regs);  in read_mem_unaligned()
342 static int read_mem(unsigned long *dest, unsigned long ea, int nb,  in read_mem()  argument
345 	if (!address_ok(regs, ea, nb))  in read_mem()
347 	if ((ea & (nb - 1)) == 0)  in read_mem()
348 		return read_mem_aligned(dest, ea, nb, regs);  in read_mem()
349 	return read_mem_unaligned(dest, ea, nb, regs);  in read_mem()
354 					     unsigned long ea, int nb,  in write_mem_aligned()  argument
359 	switch (nb) {  in write_mem_aligned()
384 static nokprobe_inline int copy_mem_out(u8 *dest, unsigned long ea, int nb,  in copy_mem_out()  argument
390 	for (; nb > 0; nb -= c) {  in copy_mem_out()
392 		if (c > nb)  in copy_mem_out()
393 			c = max_align(nb);  in copy_mem_out()
424 					       unsigned long ea, int nb,  in write_mem_unaligned()  argument
434 	i = IS_BE ? sizeof(unsigned long) - nb : 0;  in write_mem_unaligned()
435 	return copy_mem_out(&u.b[i], ea, nb, regs);  in write_mem_unaligned()
442 static int write_mem(unsigned long val, unsigned long ea, int nb,  in write_mem()  argument
445 	if (!address_ok(regs, ea, nb))  in write_mem()
447 	if ((ea & (nb - 1)) == 0)  in write_mem()
448 		return write_mem_aligned(val, ea, nb, regs);  in write_mem()
449 	return write_mem_unaligned(val, ea, nb, regs);  in write_mem()
461 	int err, rn, nb;  in do_fp_load()  local
471 	nb = GETSIZE(op->type);  in do_fp_load()
472 	if (!address_ok(regs, ea, nb))  in do_fp_load()
475 	err = copy_mem_in(u.b, ea, nb, regs);  in do_fp_load()
479 		do_byte_reverse(u.b, min(nb, 8));  in do_fp_load()
480 		if (nb == 16)  in do_fp_load()
484 	if (nb == 4) {  in do_fp_load()
496 	if (nb == 16) {  in do_fp_load()
512 	int rn, nb;  in do_fp_store()  local
521 	nb = GETSIZE(op->type);  in do_fp_store()
522 	if (!address_ok(regs, ea, nb))  in do_fp_store()
530 	if (nb == 4) {  in do_fp_store()
536 	if (nb == 16) {  in do_fp_store()
545 		do_byte_reverse(u.b, min(nb, 8));  in do_fp_store()
546 		if (nb == 16)  in do_fp_store()
549 	return copy_mem_out(u.b, ea, nb, regs);  in do_fp_store()
2300 			int nb;  in analyse_instr()  local
2303 			nb = regs->gpr[rb] & 0xff;  in analyse_instr()
2304 			if (nb > 16)  in analyse_instr()
2305 				nb = 16;  in analyse_instr()
2306 			op->type = MKOP(LOAD_VSX, 0, nb);  in analyse_instr()
2335 			int nb;  in analyse_instr()  local
2338 			nb = regs->gpr[rb] & 0xff;  in analyse_instr()
2339 			if (nb > 16)  in analyse_instr()
2340 				nb = 16;  in analyse_instr()
2341 			op->type = MKOP(STORE_VSX, 0, nb);  in analyse_instr()
2850 	int i, rd, nb;  in emulate_loadstore()  local
2998 			nb = size - i;  in emulate_loadstore()
2999 			if (nb > 4)  in emulate_loadstore()
3000 				nb = 4;  in emulate_loadstore()
3001 			err = copy_mem_in((u8 *) &v32, ea, nb, regs);  in emulate_loadstore()
3069 			nb = size - i;  in emulate_loadstore()
3070 			if (nb > 4)  in emulate_loadstore()
3071 				nb = 4;  in emulate_loadstore()
3074 			err = copy_mem_out((u8 *) &v32, ea, nb, regs);  in emulate_loadstore()